2__RFI_Questions_1.pdf

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Department of Interior, Bureau of Reclamation, Conconully Dam, WA, Safety of Da
Solicitation number
140R1026R0004
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About this file

This is a Request for Information (RFI) issued by the Bureau of Reclamation for the Conconully Dam project in Okanogan County, Washington. The RFI solicits contractor feedback on eight key topics related to anticipated construction challenges and project feasibility prior to issuance of a future Request for Proposal. All responses are due by 4:00 PM Mountain Daylight Time on Wednesday, July 29, 2026, and should not exceed 15 pages. Responses must be submitted to Contracting Officer Lance Fleming (Lance_Fleming@ios.doi.gov) and Contract Specialist Brock Palen (Brock_Palen@ios.doi.gov).

The RFI addresses specific construction and operational challenges including: large rock excavation without blasting due to dam proximity; concurrent irrigation season water deliveries (20-100 cfs from April to October) while performing outlet works construction; minimum flow requirements in Salmon Creek (2-5 cfs October-March, up to 20 cfs in April); crew lodging availability in a remote location; potential Project Labor Agreement (PLA) requirements for large-scale construction and associated impacts on proposal viability; construction sequencing challenges; major construction risks at 60% design completion related to complexity, weather, material availability, labor, and geotechnical uncertainty; and feasibility of multiple shifts or extended work hours given county noise ordinances restricting activities between 10:30 p.m. and 7:00 a.m. The Government is not conducting site visits but has provided a project location map and overview document to assist respondents.

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United States Department of the Interior

BUREAU OF RECLAMATION

1150 North Curtis Road Boise, ID 83706-1234

Conconully Dam Request for Information

The Government is requesting an answer to all Request for Information (RFI) questions below. It is requested that your answers correspond to the questions numbered in sequence (1-8). For efficiency, please keep submissions to 15 pages or less. All submissions are due by 4:00PM Mountain Daylight Time (MDT) on Wednesday 7/29/2026. Please send all submissions to the Contracting Officer, Lance Fleming, at Lance_Fleming@ios.doi.gov and the Contract Specialist Brock Palen, Brock_Palen@ios.doi.gov.

The Government is not conducting a site visit currently. Interested parties should utilize the attached 21-D-T001 Project Location and Vicinity Map and Project Overview document to aid in the answering of RFI questions.

RFI Questions

1. Construction includes a large rock excavation to facilitate construction of the outlet works. Blasting will not be allowed due to the proximity to the dam. Do you foresee any construction challenges related to this excavation (scheduling, location, logistics, etc.)?

2. Contractors will be required to reasonably unwater the outlet works construction area to perform the outlet works tasks. However, irrigation season (April to October of any given year) deliveries (typically 20 to 100 cfs) must still be made, and it is likely the Contractor will choose to use the outlet works to make these deliveries for irrigation during at least one construction season and likely multiple seasons.

Meeting irrigation demands through pumping over the spillway is an alternative available to the Contractor to increase the available work window in the outlet works.

o Does the Contractor foresee any significant risks or logistical limitations associated with these requirements?

o When the contractor is working in the outlet works during the non-irrigation season, Reclamation may determine that the contractor needs to cease construction and secure the work area in the outlet works to allow releases to manage water levels in the reservoir (may also require valves to be installed or bulkhead removed at the outlet works intake structure). Does two-weeks’ notice provide contractor adequate time to accomplish this? Early to mid- February is the likely time when this decision will be made each year.

(Typical ramp-up for irrigation is early April).

o Would the Contractor consider making irrigation season deliveries without use of the outlet works (i.e. pumping or syphoning through the spillway) to allow construction in the outlet works to continue uninterrupted? What are mailto:Lance_Fleming@ios.doi.gov mailto:Brock_Palen@ios.doi.gov the estimated impacts or benefits to overall project schedule with this approach?

3. Contractors will be required to pump, siphon or otherwise provide minimum flows in Salmon Creek during the non-irrigation season. From October through March these minimum flows are anticipated to vary between 2 and 5 cfs and during April the Contractor may be required to provide flows up to 20 cfs to increase the available work window. Are there any significant challenges associated with this requirement? Any challenges that could be mitigated as part of the project? Are there specific issues such as sediment load, freezing, etc. that raise concerns with the viability of this approach?

4. The project site is in a remote location within Okanogan County, WA. Does industry foresee any issues related to crew lodging during the onsite work portion of the project? Could lodging issues prevent an offeror’s ability to propose on a future Request for Proposal (RFP)?

5. Project Labor Agreement (PLA) as defined at FAR 22.501 a means pre-hire collective bargaining agreement with one or more labor organizations that establishes the terms and conditions of employment for a specific construction project and is an agreement described in 29 U.S.C. 158(f). This project may be considered a Large-Scale Construction project and therefore a PLA would be required. If a PLA is required, would it substantially reduce your ability to offer on an RFP?

6. What are the greatest construction sequencing challenges you foresee? Are there ways to mitigate?

7. What are the biggest construction risks you see at 60% (complexity, weather, material availability, labor, geotechnical uncertainty)?

8. Do you envision running multiple shifts per day or otherwise non-typical work hours? Are extended working hours and/or multiple shifts necessary to complete the project or specific tasks in the stated timeframe? County noise ordinances may prohibit activities that disturb the peace between 10:30 p.m. and 7:00 a.m.

RFI Questions

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